<html>
  <head>
    <style>
      * {
        padding: 0;
        margin: 0;
      }
      .content {
        max-width: 500px;
        height: 100%;
        margin: 0 auto;
        background: #de5e60;
      }
    </style>
  </head>
  <body>
    <div class="content"></div>
    <script></script>
  </body>
</html>
